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gulaghasi [49]
3 years ago
13

Which statement about is true? –3 is an extraneous solution because solutions can never be negative. –3 is an extraneous solutio

n because substituting it into the original equation gives a false statement. –3 is a valid solution because substituting it into the original equation gives a true statement.
Mathematics
2 answers:
dem82 [27]3 years ago
7 0

Answer:

C. –3 is a valid solution because substituting it into the original equation gives a true statement.

Step-by-step explanation:

Edge 2020

Veronika [31]3 years ago
6 0

Answer:

Step-by-step explanation:

–3 is a valid solution because substituting it into the original equation gives a true statement.

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Mr. Nelson sold 14 bags of popcorn and 21 bottles of water in today. At this rate, how many more bottles of water than bags of p
e-lub [12.9K]

Answer:

He will sell 70 bags of popcorn and 105 bottles

Step-by-step explanation:

In 1 day he sells 14 bags of popcorn and 21 bottles

Multiply 14 by 5 which is 70

then multiply the bottles which is 21 by 5 days

105

He will sell 70 bags of popcorn and 105 bottles

6 0
3 years ago
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Math question down below
kramer
X + 4/5 = 11
x = 11 - 4/5
x = 55/5 - 4/5
x = 51/5 or 10 1/5

or u can do it this way..
x + 4/5 = 11.....multiply everything by common denominator of 5
5x + 4 = 55
5x = 55 - 4
5x = 51
x = 51/5 or 10 1/5
7 0
4 years ago
50 POINTS for both questions
love history [14]

Answer:

3. i think 15.5

4. 140*

Step-by-step explanation:

in number 4, d is a vertical angle to the angle measured at 140.

in number 3, QV=SV, so 17=4x-1     18=4x    18/4=x   x=4.5

and TS=TQ, so 3(x) + 2 = 3(4.5) + 2 = 13.5 + 2 = 15.5 =TQ

6 0
3 years ago
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2) In a class of 31 students, some study Physics and some study Chemistry. If 22
Annette [7]
I believe the answer is C
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3 years ago
pls help me I will give u 100 points and mark u brainliest if u can answer this 1,2,3 questions plz help
USPshnik [31]

Answer:

Question 1: 2nd option

Question 2: 3rd option

Question 3: 4th option

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3 years ago
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